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Unified Diff: src/full-codegen/mips64/full-codegen-mips64.cc

Issue 1529113002: [es6] Consistently use %_GetSuperConstructor to implement super calls. (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Address comment Created 5 years ago
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Index: src/full-codegen/mips64/full-codegen-mips64.cc
diff --git a/src/full-codegen/mips64/full-codegen-mips64.cc b/src/full-codegen/mips64/full-codegen-mips64.cc
index ed41fcdb828e114d61716a5dd14f4fe0a7593201..bda85f52367de2128bcdb342c89283ce8250d4e5 100644
--- a/src/full-codegen/mips64/full-codegen-mips64.cc
+++ b/src/full-codegen/mips64/full-codegen-mips64.cc
@@ -3009,8 +3009,15 @@ void FullCodeGenerator::EmitSuperConstructorCall(Call* expr) {
expr->expression()->AsSuperCallReference();
DCHECK_NOT_NULL(super_call_ref);
- EmitLoadSuperConstructor(super_call_ref);
- __ push(result_register());
+ // Push the super constructor target on the stack (may be null,
+ // but the Construct builtin can deal with that properly).
+ VisitForAccumulatorValue(super_call_ref->this_function_var());
+ __ AssertFunction(result_register());
+ __ ld(result_register(),
+ FieldMemOperand(result_register(), HeapObject::kMapOffset));
+ __ ld(result_register(),
+ FieldMemOperand(result_register(), Map::kPrototypeOffset));
+ __ Push(result_register());
// Push the arguments ("left-to-right") on the stack.
ZoneList<Expression*>* args = expr->arguments();
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